:root{
  --bg:#eef2f7;
  --panel:#ffffff;
  --line:#d9e1ec;
  --text:#1e293b;
  --muted:#64748b;
  --accent:#2563eb;
  --accent-soft:#e8f0ff;
  --danger:#dc2626;
  --radius:16px;
  --shadow:0 12px 32px rgba(0,0,0,.08);
}

*{box-sizing:border-box;}

body{
  margin:0;
  font-family: ui-sans-serif, system-ui;
  background:var(--bg);
  color:var(--text);
}

.layout{
  display:grid;
  grid-template-columns:280px 1fr;
  min-height:100vh;
}

/* Sidebar */
.sidebar{
  background:var(--panel);
  border-right:1px solid var(--line);
  padding:28px 22px;
}

.sidebar-header{
  margin-bottom:18px;
}

.sidebar-header h1{
  font-size:18px;
  margin:0;
}

.sidebar-header span{
  font-size:12px;
  color:var(--muted);
}

.sidebar a{
  display:block;
  padding:10px 14px;
  border-radius:12px;
  text-decoration:none;
  color:var(--text);
  font-size:14px;
  margin-bottom:6px;
  transition:.2s;
}

.sidebar a:hover{ background:var(--accent-soft); }
.sidebar a.active{ background:var(--accent-soft); font-weight:600; }

.sidebar .backbtn{
  margin-top:18px;
  display:inline-block;
  text-decoration:none;
  padding:10px 14px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--text);
  transition:.2s;
}
.sidebar .backbtn:hover{
  transform:translateY(-1px);
  box-shadow:0 6px 16px rgba(0,0,0,.10);
}

/* Main */
.main{ padding:44px; }

.header{
  margin-bottom:18px;
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:12px;
}
.header h2{
  margin:0;
  font-size:22px;
}
.header .sub{
  color:var(--muted);
  font-size:13px;
}

.card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px;
  box-shadow:var(--shadow);
}

/* Inputs */
label{
  font-size:12px;
  color:var(--muted);
  display:block;
  margin-bottom:6px;
}

input, textarea, select{
  width:100%;
  padding:12px 14px;
  border-radius:12px;
  border:1px solid var(--line);
  margin-bottom:18px;
  font-size:14px;
  background:#fff;
}

input:focus, textarea:focus, select:focus{
  outline:none;
  border-color:var(--accent);
  box-shadow:0 0 0 4px rgba(37,99,235,.12);
}

textarea{ min-height:120px; resize:vertical; }

/* Buttons */
button{
  padding:12px 20px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  cursor:pointer;
  transition:.2s;
  font-weight:600;
}
button.primary{
  background:var(--accent);
  color:#fff;
  border:none;
}
button:hover{
  transform:translateY(-2px);
  box-shadow:0 6px 16px rgba(0,0,0,.12);
}

/* Image area — IMMER 16:9, aber kleiner (kein Scroll-Overkill) */
.image-container{
  position:relative;
  width:100%;
  max-width:640px;          /* kleiner als vorher */
  aspect-ratio:16/9;
  background:#f1f5f9;
  border:1px solid var(--line);
  border-radius:14px;
  overflow:hidden;
  margin:10px 0 18px 0;
  display:flex;
  align-items:center;
  justify-content:center;
}

.image-container img{
  width:100%;
  height:100%;
  object-fit:contain;
  display:block;
}

.image-placeholder{
  color:var(--muted);
  font-size:14px;
  text-align:center;
  padding:18px;
}

.marker{
  position:absolute;
  width:20px;
  height:20px;
  border-radius:50%;
  background:var(--accent);
  border:3px solid #fff;
  transform:translate(-50%, -50%);
  pointer-events:none;
}

/* Responsive */
@media(max-width:1000px){
  .layout{ grid-template-columns:1fr; }
  .main{ padding:18px; }
  .image-container{ max-width:100%; }
}